badges/award.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * Handle manual badge award.
  19  *
  20  * @package    core
  21  * @subpackage badges
  22  * @copyright  2012 onwards Totara Learning Solutions Ltd {@link http://www.totaralms.com/}
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  * @author     Yuliya Bozhko <yuliya.bozhko@totaralms.com>
  25  */
  26
  27 require_once(dirname(dirname(__FILE__)) . '/config.php');
  28 require_once($CFG->libdir . '/badgeslib.php');
  29 require_once($CFG->dirroot . '/badges/lib/awardlib.php');
  30
  31 $badgeid = required_param('id', PARAM_INT);
  32 $role = optional_param('role', 0, PARAM_INT);
  33 $award = optional_param('award', false, PARAM_BOOL);
  34
  35 require_login();
  36
  37 if (empty($CFG->enablebadges)) {
  38     print_error('badgesdisabled', 'badges');
  39 }
  40
  41 $badge = new badge($badgeid);
  42 $context = $badge->get_context();
  43 $isadmin = is_siteadmin($USER);
  44
  45 $navurl = new moodle_url('/badges/index.php', array('type' => $badge->type));
  46
  47 if ($badge->type == BADGE_TYPE_COURSE) {
  48     if (empty($CFG->badges_allowcoursebadges)) {
  49         print_error('coursebadgesdisabled', 'badges');
  50     }
  51     require_login($badge->courseid);
  52     $navurl = new moodle_url('/badges/index.php', array('type' => $badge->type, 'id' => $badge->courseid));
  53 }
  54
  55 require_capability('moodle/badges:awardbadge', $context);
  56
  57 $url = new moodle_url('/badges/award.php', array('id' => $badgeid, 'role' => $role));
  58 $PAGE->set_url($url);
  59 $PAGE->set_context($context);
  60
  61 // Set up navigation and breadcrumbs.
  62 $strrecipients = get_string('recipients', 'badges');
  63 navigation_node::override_active_url($navurl);
  64 $PAGE->navbar->add($badge->name, new moodle_url('overview.php', array('id' => $badge->id)))->add($strrecipients);
  65 $PAGE->set_title($strrecipients);
  66 $PAGE->set_heading($badge->name);
  67 $PAGE->set_pagelayout('standard');
  68
  69 if (!$badge->is_active()) {
  70     echo $OUTPUT->header();
  71     echo $OUTPUT->notification(get_string('donotaward', 'badges'));
  72     echo $OUTPUT->footer();
  73     die();
  74 }
  75
  76 $output = $PAGE->get_renderer('core', 'badges');
  77
  78 // Roles that can award this badge.
  79 $acceptedroles = array_keys($badge->criteria[BADGE_CRITERIA_TYPE_MANUAL]->params);
  80
  81 if (count($acceptedroles) > 1) {
  82     // If there is more than one role that can award a badge, prompt user to make a selection.
  83     // If it is an admin, include all accepted roles, otherwise only the ones that current user has in this context.
  84     if ($isadmin) {
  85         $selection = $acceptedroles;
  86     } else {
  87         // Get all the roles that user has and use the ones required by this badge.
  88         $roles = get_user_roles($context, $USER->id);
  89         $roleids = array_map(create_function('$o', 'return $o->roleid;'), $roles);
  90         $selection = array_intersect($acceptedroles, $roleids);
  91     }
  92     list($usertest, $userparams) = $DB->get_in_or_equal($selection, SQL_PARAMS_NAMED, 'existing', true);
  93     $options = $DB->get_records_sql('SELECT * FROM {role} WHERE id ' . $usertest, $userparams);
  94     foreach ($options as $p) {
  95         $select[$p->id] = role_get_name($p);
  96     }
  97     if (!$role) {
  98         $pageurl = new moodle_url('/badges/award.php', array('id' => $badgeid));
  99         echo $OUTPUT->header();
 100         echo $OUTPUT->box(get_string('selectaward', 'badges') . $OUTPUT->single_select(new moodle_url($pageurl), 'role', $select));
 101         echo $OUTPUT->footer();
 102         die();
 103     } else {
 104         $pageurl = new moodle_url('/badges/award.php', array('id' => $badgeid));
 105         $issuerrole = new stdClass();
 106         $issuerrole->roleid = $role;
 107         $roleselect = get_string('selectaward', 'badges') . $OUTPUT->single_select(new moodle_url($pageurl), 'role', $select, $role);
 108     }
 109 } else {
 110     // User has to be an admin or the one with the required role.
 111     $users = get_role_users($acceptedroles[0], $context, false, 'u.id', 'u.id ASC');
 112     $usersids = array_keys($users);
 113     if (!$isadmin && !in_array($USER->id, $usersids)) {
 114         echo $OUTPUT->header();
 115         $rlink = html_writer::link(new moodle_url('recipients.php', array('id' => $badge->id)), get_string('recipients', 'badges'));
 116         echo $OUTPUT->notification(get_string('notacceptedrole', 'badges', $rlink));
 117         echo $OUTPUT->footer();
 118         die();
 119     } else {
 120         $issuerrole = new stdClass();
 121         $issuerrole->roleid = $acceptedroles[0];
 122     }
 123 }
 124
 125 $options = array(
 126         'badgeid' => $badge->id,
 127         'context' => $context,
 128         'issuerid' => $USER->id,
 129         'issuerrole' => $issuerrole->roleid
 130         );
 131 $existingselector = new badge_existing_users_selector('existingrecipients', $options);
 132 $recipientselector = new badge_potential_users_selector('potentialrecipients', $options);
 133 $recipientselector->set_existing_recipients($existingselector->find_users(''));
 134
 135 if ($award && data_submitted() && has_capability('moodle/badges:awardbadge', $context)) {
 136     require_sesskey();
 137     $users = $recipientselector->get_selected_users();
 138     foreach ($users as $user) {
 139         if (process_manual_award($user->id, $USER->id, $issuerrole->roleid, $badgeid)) {
 140             // If badge was successfully awarded, review manual badge criteria.
 141             $data = new stdClass();
 142             $data->crit = $badge->criteria[BADGE_CRITERIA_TYPE_MANUAL];
 143             $data->userid = $user->id;
 144             badges_award_handle_manual_criteria_review($data);
 145         } else {
 146             echo $OUTPUT->error_text(get_string('error:cannotawardbadge', 'badges'));
 147         }
 148     }
 149
 150     $recipientselector->invalidate_selected_users();
 151     $existingselector->invalidate_selected_users();
 152     $recipientselector->set_existing_recipients($existingselector->find_users(''));
 153 }
 154
 155 echo $OUTPUT->header();
 156 echo $OUTPUT->heading($strrecipients);
 157
 158 if (count($acceptedroles) > 1) {
 159     echo $OUTPUT->box($roleselect);
 160 }
 161
 162 echo $output->recipients_selection_form($existingselector, $recipientselector);
 163 echo $OUTPUT->footer();